4.64 How many milliliters of 1.00 M KOH must be added to neutralize the following solutions? (a) a mixture of 0.240 M LiOH (25.0 mL) and 0.200 M HBr (75.0 mL) (b) a mixture of 0.300 M HCI (45.0 mL) and 0.250 M NaOH (10.0 mL) ,029

Q: DESTINE A student weighs out a 5.95 g sample of (NH4),PO4, transfers it to a 300. mL volumetric…

A: Given that -  Mass of ammonium phosphate Solute = 5.95 g  Volume of total Solution = 300 mL    Then…

Q: An aqueous solution of potassium hydroxide is standardized by titration with a 0.171 M solution of…

A: Given 26.7 mL of 0.181 M HClO4  20.3 mL of KOH For neutralization,  we use the formula M1V1= M2V2 M1…

Q: Potatoes can be peeled commercially by soaking them in a 3-M to 6-M solution of sodium hydroxide,…

A: Potatoes can be peeled commercially by soaking them in a 3-M to 6-M solution of sodium hydroxide,…

Q: If a sample of vinegar was found to be 1.55 % (m/m) acetic acid, what is the concentration of the…

A: Given,Percent by mass = 1.55%

Q: A 13.6 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid.…

A:

Q: An antacid tablet contains Aluminum hydroxide and an inert binding agent. The mass of the Aluminum…

A: In the chemical reaction, the number of equivalents of acid and base are equal. The number of…

Q: The precipitation reaction between 25.0 mL of a solution containing a cation (purple) and 35.0 mL of…

A: Precipitation reaction: The chemical reaction in which insoluble salt or precipitate form in…

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.142 M solution of…

A:

Q: Analysis of a solution of NaOH showed that 42.67 mL of 0.485 M HNO3 was needed to titrate a 25.00-mL…

A: Given: 42.67mL of 0.485M  HNO3 titrated with 25.00mL sample of NaOH. To find: concentration of the…

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.117 M solution of…

A: Molarity of perchloric acid = 0.117 M Volume of perchloric acid = 29.6 mL = 0.0296 L Volume of NaOH…

Q: What volume of 0.812 M HCl, in milliliters, is required to titrate 1.45 g of NaOH to the equivalence…

A:

Q: Lemons contain citric acid (C6H8O7). A lemon juice solution known to contain 1.6 g of citric acid…

A: The molecular formula of citric acid is C6H8O7.

Q: Chromic acid, H2CrO4, is used in ceramic glazes and colored glass, and is particularly effective for…

A: The question is based on the concept of titrations. we have been given mass of chromium present. we…

Q: When 900 mL of a lead(II) nitrate solution of unknown concentration had an excess of sodium chloride…

A: Given,  Volume of Pb(NO3)2 = 900 mL  Mass of precipitates filtered out = 6.34 g  Molar concentration…

Q: Magnesium hydroxide is a common active ingredient in antacids. Kaelyn is testing commercials…

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Q: 4.44 When each of the following pairs of aqueous solutions is mixed, does a precipitation reaction…

A: The write the Net ionic equation for the reaction , we have to write the Molecular equation of the…

Q: 4.2 What is the difference between a nonelectrolyte and anelectrolyte? Between a weak electrolyte…

A: The process by which the substance undergo dissociation on passing the electric current is called as…

Q: A 10.0 mL sample of vinegar is pipetted into an Erlenmeyer flask and titrated with 28.85 mL of 0.206…

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Q: What volume of 0.923 M HCl , in milliliters, is required to titrate 1.10 g of NaOH to the…

A: The number of moles for a given compound can be called as the ratio of the mass to that of molecular…

Q: 3. How would the concentration of the vinegar solution be altered if the volumetric flask used to…

A: The question is based on the concept of titration. we are titrating a weak acid with a strong base.

Q: The iodine contained in every 1 mL of the 0.010 M iodine solution in the buret will react with 1.76…

A: Given, Every 1 mL of iodine solution reacts with ------- 1.76mg of ascorbic acid /Vitamin C. 7.11mL…

Q: Question 5

A: The molarity of nitrate ion can be calculated by first calculating the moles of nitrate present in…

Q: What is the concentration of sodium ions in a solution prepared by dissolving 5.00 grams of sodium…

A:

Q: What volume of each of the following bases will react completely with 52.00 mL of 0.380 M HCl?…

A:

Q: If 50.0 mL of 0.125 M HCl solution and 50.0 mL of 0.125 M NaOH are mixed, what is the molarity of…

A: Given,        50mL of 0.125M  HCl        50mL of 0.125M NaOH  are mixed  and have to calculate the…

Q: 6. If you start with a sample of solid potassium KOH, weighing 12.5 grams, what volume in mL of a…

A: Given  mass of KOH = 12.5 gram  Molarity of HCl ( M1 ) = 0.500 M Volume of HCl    = ? Molar mass of…

Q: A 0.9182 g sample of CaBr2 is dissolved in enough water to give 500.0 mL of solution. A 15.00 mL…

A: When we make a solution , then concentration of whole solution is same. So if we take a small volume…

Q: The

A: Molarity is defined as total number of solute present in 1000 ml of solution .   For neutralisation…

Q: An aqueous solution of potassium hydroxide is standardized by titration with a 0.148 M solution of…

A: EXPLANATION: Reaction of acid and base to form salt and water is called neutralisation…

Q: If a 57.0 mL sample of nitric acid is titrated with .375 M calcium hydroxide, and 23.0 mL are…

A: The reaction taking place is  2HNO3 + Ca(OH)2 ----> Ca(NO3)2 + 2H2O => for 2 moles of HNO3  we…

Q: 20.00-mL portion of the diluted acid is titrated with 0.2025 MNaOH solution. If 42.00 mL of the NaOH…

A: Such kinds of problems are solved by considering the mole concept. The mole concept relates the…

Q: 4. You are given 150 ml of a 0.1 M NAOH solution. What volume of a 1M HCI solution would you need to…

A: Given :- molarity of NaOH solution = 0.1 M  Volume of NaOH solution =150 mL  Molarity of HCl…

Q: How would the concentration of the vinegar solution be altered if the volumetric flask used to…

A: Because after addition of acid, the solution in volumetric flask is made upto the mark with water…

Q: What volume of 0.828 M HCl, in milliliters, is required to titrate 2.10 g of NaOH to the equivalence…

A: Given, 0.828 M HCl 2.10 g NaOH

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.149 M solution of…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: react

A: Acid: V =15 ml, M =? Base: V = 55.7 ml and M = 0.1 M

Q: A student weighs out a 3.48 g sample of manganese(II) chloride, transfers it to a 125 mL volumetric…

A: Molarity of any solution is defined as the moles of solute present per litre of the solution  Hence…

Q: A student weighs out a 15.8 g sample of aluminum bromide, transfers it to a 300 mL volumetric flask,…

A: Volume of solution= 300 ml  Mass of aluminium bromide (m) = 15.8 g

Q: What volume of 2.47 M HCI is required to prepare 125.8 ml of 0.113 MHCI?

A:

Q: Samples of acid rain are brought to a laboratory for analysis. Several titrations are performed and…

A: Given that : Volume of NaOH (V1) = 6.50 mL Molarity of NaOH (M1) = 0.010 M Volume of acid (V2) = 20…

Q: Chromic acid, H2CrO4, is used in ceramic glazes and colored glass, and is particularly effective for…

A: Answer:- This question is answered by using the simple concept of stoichiometry which involves the…

Q: If 50.0 mL of NaOHNaOH solution is required to react completely with   0.44 gg    KHPKHP, what is…

A: Given :- Volume of NaOH = 50.0 mL  Mass of KHP = 0.44 g  To calculate :-  Molarity of NaOH solution

Q: A student weighs out a 9.08 g sample of ZnSO4, transfers it to a 250. mL volumetric flask, adds…

A:

Q: 2. The end point in a titration of a 50.00 mL sample of HCl solution was reached by the addition of…

A: Given data: The volume of HCl sample VHCl=50.00 mL. The volume of NaOH VNaOH=35.23 mL. The molarity…

Q: With respect to the following solutes in aqueous solution, I. methane, CH4 II. hydrofluoric acid, HF…

A: The substance that do not yield ion when dissolve are called nonelectrolyte  The substance that…

Q: An antacid tablet contains Magnesium hydroxide and an inert binding agent. The mass of the Magnesium…

A: As per the mole concept, the amount of substance in moles is equal to the ratio of its mass to the…

Q: If 12.4 mL of a 1.04 M of NaOH solution neutralized a 15.12 mL sample of hydrobromic acid, what is…

A:

Q: What is the concentration of a solution of silver nitrate needed to just react completely with 0.350…

A: Weight of NaCl = 0.350 gm Volume of AgNO3 = 47.5 ml = 0.0475 L (1 L = 1000 ml)

Q: A lab assistant needs to neutralize a 3.1 M solution of HI.  If there are 350 mL of solution, what…

A: The balanced equation can be written as, Given data, M1 =3.1 M V2 =350 mL (0.350L) M2 = 1.8 M Mg…